#ifndef _TRANSP_V6_H
#define _TRANSP_V6_H

#include <net/checksum.h>

/*
 *	IPv6 transport protocols
 */

#ifdef __KERNEL__

extern struct proto rawv6_prot;
extern struct proto udpv6_prot;
extern struct proto udplitev6_prot;
extern struct proto tcpv6_prot;

struct flowi;

/* extention headers */
extern int ipv6_exthdrs_init(void);
extern void ipv6_exthdrs_exit(void);
extern int ipv6_frag_init(void);
extern void ipv6_frag_exit(void);

/* transport protocols */
extern int rawv6_init(void);
extern void rawv6_exit(void);
extern int udpv6_init(void);
extern void udpv6_exit(void);
extern int udplitev6_init(void);
extern void udplitev6_exit(void);
extern int tcpv6_init(void);
extern void tcpv6_exit(void);

extern int udpv6_connect(struct sock *sk, struct sockaddr *uaddr, int addr_len);

extern int datagram_recv_ctl(struct sock *sk,
			     struct msghdr *msg, struct sk_buff *skb);

extern int datagram_send_ctl(struct net *net,
			     struct msghdr *msg,
			     struct flowi *fl,
			     struct ipv6_txoptions *opt,
			     int *hlimit, int *tclass);

#define		LOOPBACK4_IPV6		__constant_htonl(0x7f000006)

/*
 *	address family specific functions
 */
extern struct inet_connection_sock_af_ops ipv4_specific;

extern void inet6_destroy_sock(struct sock *sk);

#endif

#endif
